we are having two behavior problems the 5 month old minpin mix chewes up and eats everything we tried bad tasting chery stuff from pet store tried putting him in kennel for it,he has a bunch of chew toys,nothing is working the chery stuff did not bother him he continues chewing,the other day he was having problems from whatever he got a hold of he was choking and gagging he could not get it out, when a large amount of phlem and bial started comming out of his mouth i grabbed it and pulled it out, after that he was fine but he still chews, we are concered he is going to chew something that is going to be very bad for him, any ideas on what to do? the other issue is both the minpin and staffordshire are cat box eaters any ideas on stopping that, thank you we are desporate and dont no what to do anymore